By Lars Mucklejohn Online credit provider Iwoca is looking at raising the size of its loans and expanding into a new country on the back of a surge in demand for small business funding from alternative lenders. Chief executive Christoph Rieche, who co-founded Iwoca in 2011, told City A.M. that the London-based fintech was “ready to take on another region as a new challenge”, having already entered the German market in 2015. “It’s quite hard to lend in different regions, in the sense that it requires different data sources, regulation and laws are different, the mentality is different,” he said…